Side by side

Seestern Sub 300 V4vsTudor Black Bay GMT S&G

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Sub 300 V4
SeesternSub 300 V4
MSRP $10
Black Bay GMT S&G
TudorBlack Bay GMT S&G
MSRP $5,825

At a glance

20 of 29 specs differ
Diameter
Sub 300 V442mm
Black Bay GMT S&G41mm
Power Reserve
Sub 300 V441h
Black Bay GMT S&G70h
Water Resistance
Sub 300 V4200m
Black Bay GMT S&G200m
MSRP
Sub 300 V4$10
Black Bay GMT S&G$5,825

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
42mm
41mm
Thickness
13mm
14.6mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Sandblasted
Polished + Satin
Caseback
Solid screw-down
Engraved

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Underside
Dial Color
Orange
Black
Indices
Applied
Lume
Japan Lume (blue glow)
None

Movement

7 specs
Caliber
Seiko NH35A
MT5652
Beat Rate
21,600 vph
0 vph
Power Reserve
41h
70h
Jewels
24
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
GMT, Date
GMT

Pricing

1 specs
MSRP
$10
$5,825

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seestern Sub 300 V4

Owners widely praise the Seestern Sub 300 V4 for its terrific fit and finish and surprising little touches at its $179 price, noting top-notch case, dial, bezel, and crystal. The bracelet is considered nice enough for the price point, and the watch is powered by the solid and reliable Seiko NH35 movement. Some owners report that the polished sides of the case show signs of wear. Overall, owners rate the Seestern Sub 300 V4 highly for its excellent case, dial, and bezel finishing at the price.

Tudor Black Bay GMT S&G

Owners widely praise the Tudor Black Bay GMT S&G for its muted gold tone and cohesive design, with reviewers noting its value proposition around $5,000-$5,300, powered by an in-house GMT movement. Some owners find the 41mm case and weight make it feel large on the wrist, while reviewers are split on wearability and the execution of the "Root Beer" aesthetic. Concerns are raised about the aluminum bezel insert and initial wear on the gold plating at its price point, though some see the gold-capped bracelet and crown as understandable compromises. Overall, owners and reviewers rate the Tudor Black Bay GMT S&G highly for its unique aesthetic and strong value, with the cohesive design and GMT functionality being key draws.

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